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From David Nalley <da...@gnsa.us>
Subject Re: How do I isolate tenant VMs on a hypervisor by hypervisor basis?
Date Thu, 17 May 2012 19:48:11 GMT
On Thu, May 17, 2012 at 2:36 PM, Chiradeep Vittal
<Chiradeep.Vittal@citrix.com> wrote:
>
>
> On 5/17/12 11:04 AM, "Donal Lafferty" <donal.lafferty@citrix.com> wrote:
>
>>I want to make sure that VMs for one user run on separate hypervisor to
>>VMs of other users.
>>
>>Is this a current or upcoming feature?  Also, what would are all the
>>steps involved in achieving this isolation.
>>
>>E.g. I see that I can specify the hypervisor in deployVirtualMachine, but
>>how would I go about reserving a set of hypervisors for a specific user.
>>
>>DL
>
> You could create a tenant-specific (or domain-specific) set of service
> offerings. Service offerings can be tagged (e.g., ForDomianFoo). When
> adding hypervisors, you can add host tags (e.g., ForDomainFoo). Now when a
> VM is deployed with offering with tag "ForDomainFoo" then the deployment
> planner will try and use the hosts that are tagged ForDomainFoo.
>
> Also, see this discussion:
> http://mail-archives.apache.org/mod_mbox/incubator-cloudstack-dev/201205.mb
> ox/%3C717581195889904986@unknownmsgid%3E
>

So I was about to fire off an email re tags - but remembered from our
discussion - that tags aren't exclusive (e.g. lack of a tag doesn't
stop a vm from  being deployed on a tagged resource.

--David

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